/* Napolinoir — errori-comuni-progettare-casa.css */

.mistake {
  padding-top: var(--s-xl);
  margin-top: var(--s-xl);
  border-top: 1px solid var(--color-hairline-soft);
}

.mistake:first-of-type { border-top: 0; padding-top: 0; margin-top: var(--s-lg); }

.mistake h3 { margin-top: 0; }

.mistake-num {
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin: 0 0 var(--s-xs);
}

.mistake p strong { color: var(--color-ink); }

.mistake .list-check li { font-size: var(--fs-body); }

/* Section heading kept in the a11y tree but visually suppressed —
   the nine articles carry the visible hierarchy. */
.visually-hidden-heading {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}